/*
 * Copyright 2010 - 2011, The PLDesktop Development Team
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 */

#include "PLJavaConstTypesFloat.h"

PLJavaConstTypesFloat::PLJavaConstTypesFloat(u4 bytes) : PLJavaConst(), m_nan(false), m_number(0) {
    m_type = PLJavaConst::ConstTypesFloat;
    if((bytes > 0x7f800001 && bytes < 0x7fffffff) || (bytes > 0xff800001 && bytes < 0xffffffff)) {
        m_nan = true;
    } else {
        bool m_s = ((bytes >> 31) == 0) ? true : false;
        u4 m_e = ((bytes >> 23) & 0xff);
        u4 m_m = (m_e == 0) ? (bytes & 0x7fffff) << 1 : (bytes & 0x7fffff) | 0x800000;
        m_number = m_s ? m_m * 2 ^ m_e : -m_m * 2 ^ m_e;
    }
}
